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Arborist Reports in Hamilton
Tree removal permits and construction arborist reports for City of Hamilton, prepared by an ISA Certified Arborist for municipal review.
Contains information licensed under the Open Government Licence - Ontario.
Tree Bylaws in Hamilton
Hamilton does not have one simple private tree rule. Several layers can overlap: a city-wide public tree bylaw, two woodland bylaws, narrower legacy rules in parts of Ancaster, Dundas, and Stoney Creek, and special mapped areas added in 2023.
The name of the former municipality is only the first screening step. Being in Ancaster does not automatically protect every 45 cm tree, and being in Dundas does not automatically protect every 15 cm tree. Those legacy bylaws apply to defined tree classes, land classes, or mapped schedules. Former Hamilton, Flamborough, and Glanbrook have no general legacy bylaw for an ordinary individual tree, but woodland, public-tree, conservation, and scheduled-area rules may still apply.
Our property lookup shows the former municipality and Urban Boundary on a real map, then lists the rules that may apply. A final answer still depends on ownership, tree size and species, woodland extent, building distance, project type, and the official schedule sheets.
Hamilton Tree Bylaw at a Glance
Minimum Diameter
No uniform threshold. Some mapped or designated areas use 10 cm, 15 cm, 20 cm, 30 cm, or 45 cm triggers. Woodland rules depend on woodland size and density.
Permit Fee
Free (most areas); $750 for development TPP
Processing Time
Varies by area
Penalty
Up to $10,000 (individuals); $100,000+ (corporations)
Special Zones
Niagara Escarpment plan area, Conservation Authority lands, Heritage Trees in Ancaster, Urban Woodlands 0.2ha+
Bylaw details verified 2026-07-28.
See how Hamilton compares to other municipalities in our GTA tree bylaw comparison.
Before starting tree work in Hamilton
Services Available in Hamilton
All of our arborist services are available for properties in Hamilton.
Tree Removal Reports
Available in Hamilton
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Available in Hamilton
Construction Reports
Available in Hamilton
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Available in Hamilton
Stop Work Order Clearance
Available in Hamilton
Nest Clearance Surveys
Available in Hamilton
Root Pruning and Excavation
Available in Hamilton
Tree Risk Assessments
Available in Hamilton
Tree Inventory Services
Available in Hamilton
Butternut Health Assessment
Available in Hamilton
Pool Permit Arborist Reports
Available in Hamilton
Hamilton Permit Guide
Tree bylaw requirements and process
Tree Removal in Hamilton
City-specific removal permit guide
Hamilton Tree Permit Guide
Step-by-step guide to the tree permit process in Hamilton, including required documents, fees, and timelines.
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